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path: root/drivers/gpu/drm/exynos
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Diffstat (limited to 'drivers/gpu/drm/exynos')
-rw-r--r--drivers/gpu/drm/exynos/exynos_hdmi.c70
1 files changed, 12 insertions, 58 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 8ea07a106df2..a0e10aeb0e67 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -1858,7 +1858,6 @@ void hdmi_attach_hdmiphy_client(struct i2c_client *hdmiphy)
hdmi_hdmiphy = hdmiphy;
}
-#ifdef CONFIG_OF
static struct s5p_hdmi_platform_data *drm_hdmi_dt_parse_pdata
(struct device *dev)
{
@@ -1882,33 +1881,7 @@ static struct s5p_hdmi_platform_data *drm_hdmi_dt_parse_pdata
err_data:
return NULL;
}
-#else
-static struct s5p_hdmi_platform_data *drm_hdmi_dt_parse_pdata
- (struct device *dev)
-{
- return NULL;
-}
-#endif
-
-static struct platform_device_id hdmi_driver_types[] = {
- {
- .name = "s5pv210-hdmi",
- .driver_data = HDMI_TYPE13,
- }, {
- .name = "exynos4-hdmi",
- .driver_data = HDMI_TYPE13,
- }, {
- .name = "exynos4-hdmi14",
- .driver_data = HDMI_TYPE14,
- }, {
- .name = "exynos5-hdmi",
- .driver_data = HDMI_TYPE14,
- }, {
- /* end node */
- }
-};
-#ifdef CONFIG_OF
static struct of_device_id hdmi_match_types[] = {
{
.compatible = "samsung,exynos5-hdmi",
@@ -1920,7 +1893,6 @@ static struct of_device_id hdmi_match_types[] = {
/* end node */
}
};
-#endif
static int hdmi_probe(struct platform_device *pdev)
{
@@ -1929,30 +1901,21 @@ static int hdmi_probe(struct platform_device *pdev)
struct hdmi_context *hdata;
struct s5p_hdmi_platform_data *pdata;
struct resource *res;
+ const struct of_device_id *match;
int ret;
- if (dev->of_node) {
- pdata = drm_hdmi_dt_parse_pdata(dev);
- if (IS_ERR(pdata)) {
- DRM_ERROR("failed to parse dt\n");
- return PTR_ERR(pdata);
- }
- } else {
- pdata = dev->platform_data;
- }
+ if (!dev->of_node)
+ return -ENODEV;
- if (!pdata) {
- DRM_ERROR("no platform data specified\n");
+ pdata = drm_hdmi_dt_parse_pdata(dev);
+ if (!pdata)
return -EINVAL;
- }
- drm_hdmi_ctx = devm_kzalloc(dev, sizeof(*drm_hdmi_ctx),
- GFP_KERNEL);
+ drm_hdmi_ctx = devm_kzalloc(dev, sizeof(*drm_hdmi_ctx), GFP_KERNEL);
if (!drm_hdmi_ctx)
return -ENOMEM;
- hdata = devm_kzalloc(dev, sizeof(struct hdmi_context),
- GFP_KERNEL);
+ hdata = devm_kzalloc(dev, sizeof(struct hdmi_context), GFP_KERNEL);
if (!hdata)
return -ENOMEM;
@@ -1963,23 +1926,15 @@ static int hdmi_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, drm_hdmi_ctx);
- if (dev->of_node) {
- const struct of_device_id *match;
- match = of_match_node(of_match_ptr(hdmi_match_types),
- dev->of_node);
- if (match == NULL)
- return -ENODEV;
- hdata->type = (enum hdmi_type)match->data;
- } else {
- hdata->type = (enum hdmi_type)platform_get_device_id
- (pdev)->driver_data;
- }
+ match = of_match_node(hdmi_match_types, dev->of_node);
+ if (!match)
+ return -ENODEV;
+ hdata->type = (enum hdmi_type)match->data;
hdata->hpd_gpio = pdata->hpd_gpio;
hdata->dev = dev;
ret = hdmi_resources_init(hdata);
-
if (ret) {
DRM_ERROR("hdmi_resources_init failed\n");
return -EINVAL;
@@ -2134,11 +2089,10 @@ static const struct dev_pm_ops hdmi_pm_ops = {
struct platform_driver hdmi_driver = {
.probe = hdmi_probe,
.remove = hdmi_remove,
- .id_table = hdmi_driver_types,
.driver = {
.name = "exynos-hdmi",
.owner = THIS_MODULE,
.pm = &hdmi_pm_ops,
- .of_match_table = of_match_ptr(hdmi_match_types),
+ .of_match_table = hdmi_match_types,
},
};